Rapamycin and Longevity: The Most Exciting Anti-Aging Drug Science Has Found

Medically Written & Reviewed By Dr. Ajit Kumar, MD (Medicine) — Founder, Medimadad. About the Author | Editorial Policy In 1972, a Canadian research expedition collected soil samples from Easter Island – known in the indigenous language as Rapa Nui. The samples sat in freezer storage for years, largely forgotten. When researchers eventually analysed them, […]

Do Sleep Trackers Actually Work? An Honest Review of the Science

Key Takeaways Consumer sleep trackers are reasonably accurate at detecting total sleep time (within 30-45 minutes) but significantly overestimate sleep quality Sleep stage accuracy (light, deep, REM) is poor — studies show only 65-69% accuracy compared to polysomnography The Oura Ring and Apple Watch perform best in independent validation studies; basic fitness trackers perform worst […]

Berberine vs Metformin: Can a Plant Compound Match a Prescription Drug?

Medically Written & Reviewed By Dr. Ajit Kumar, MD (Medicine) — Founder, Medimadad. About the Author | Editorial Policy Berberine has been called “nature’s Ozempic” in viral social media posts, “nature’s metformin” in research papers, and “the supplement that works like a drug” in the longevity community. Unlike most supplement claims, berberine has unusually strong […]

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